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Finding the Fourth Proportional to 477,557.91, 659,015.93 and 262,697.85

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Solution

The fourth proportional to 477,557.91, 659,015.93 and 262,697.85 is: 362,515.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,557.91 : 659,015.93 = 262,697.85 : x
  2. Step 2: Convert to fraction form
    477,557.91/659,015.93 = 262,697.85/x
  3. Step 3: Cross multiply
    477,557.91x = 659,015.93 × 262,697.85
  4. Step 4: Simplify right side
    477,557.91x = 173,122,068,583.50
  5. Step 5: Solve for x
    x = 173,122,068,583.50/477,557.91
  6. Step 6: Final answer
    x = 362,515.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.